src/com/owncloud/android/syncadapter/FileSyncService.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2013 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18 package com.owncloud.android.syncadapter;
  19
  20 import android.app.Service;
  21 import android.content.Intent;
  22 import android.os.IBinder;
  23
  24 /**
  25  * Background service for synchronizing remote files with their local state.
  26  *
  27  * Serves as a connector to an instance of {@link FileSyncAdapter}, as required by standard Android APIs.
  28  *
  29  * @author Bartek Przybylski
  30  * @author David A. Velasco
  31  */
  32 public class FileSyncService extends Service {
  33
  34     // Storage for an instance of the sync adapter
  35     private static FileSyncAdapter sSyncAdapter = null;
  36     // Object to use as a thread-safe lock
  37     private static final Object sSyncAdapterLock = new Object();
  38
  39     /*
  40      * {@inheritDoc}
  41      */
  42     @Override
  43     public void onCreate() {
  44         synchronized (sSyncAdapterLock) {
  45             if (sSyncAdapter == null) {
  46                 sSyncAdapter = new FileSyncAdapter(getApplicationContext(), true);
  47             }
  48         }
  49     }
  50
  51     /*
  52      * {@inheritDoc}
  53      */
  54     @Override
  55     public IBinder onBind(Intent intent) {
  56        return sSyncAdapter.getSyncAdapterBinder();
  57     }
  58
  59 }